60 Cases of Type of Diarrhea of Irritable Bowel Syndrome Treated in the Disperse the Depressed Liver-energy and Invigorate the Spleen Decoction United Maleic Acid Trimebutine 疏肝健脾汤联合马来酸曲美布汀治疗腹泻型肠易激综合征60例
Influence of Maleic Acid on the Deposition Behavior of Sodium Hypophosphite Electroless Copper Plating 马来酸对次磷酸钠化学镀铜沉积行为的影响
The main source of benzene in the presence of a catalyst oxidation to form maleic acid, and then derived by isomerization. 其主要来源是在催化剂存在下将苯氧化生成顺丁烯二酸,再经异构化而得。
The starch maleic acid ester showed higher viscosity, transparency, storage stability and thermal stability compared to native starch. 马来酸单淀粉酯黏度、透明度、储存稳定性和热稳定性等物理性能均优于原淀粉。
Intercalation Assembly and Characterization of the Supramolecular Structure of Maleic Acid Anions Column Pillared Layered Double Hydroxides 马来酸根离子柱撑水滑石的超分子结构插层组装及表征
Synthesize Polymerization of Maleic Acid and Apply to Silk Fabric as an Anti-crease Finishing Agent 聚马来酸的合成及其在真丝抗皱整理中的应用
Synthesis and Properties of Maleic Acid Monoester-Methacrylate-Methacrylic Acid Terpolymer as Retanning Fat-Liquor Agent 马来酸单酯-甲基丙烯酸酯-甲基丙烯酸三元共聚物复鞣加脂剂的制备及其性能
Pharmaceutical and chemical industries: all kinds of press tablet and granule, boric acid, borax, dihydroxybenzene, malic acid, maleic acid and so on; 医药化工:各种压片颗粒、硼酸、硼砂、苯二酚、苹果酸、马来酸等。
The Study of the Oscillation and Its Time Delay Control in Copper Anodic Dissolution in Phosphoric and Sulphuric Acid; Influence of Maleic Acid on the Deposition Behavior of Sodium Hypophosphite Electroless Copper Plating 磷酸&硫酸溶液中铜阳极电流振荡及其调控研究马来酸对次磷酸钠化学镀铜沉积行为的影响
The preparation of1,1,2 ethanetricarboxylic acid from addition reaction of maleic acid with germaniumane trichloride under acidic condition, then hydrolysis has been investigated, the yield is71%. 以糠醛为原料,先制得顺丁烯二酸,用顺丁烯二酸与三氯锗烷在酸性条件下加成,然后水解得到1,1,2乙烷三羧酸,收率为71%。
The starch maleic acid ester was prepared with maleic anhydride as esterifying agent in acetone, and the properties of starch maleic acid ester were investigated. 以马来酸酐为酯化剂,丙酮为反应溶剂制备了马来酸单淀粉酯,并研究了产品的理化特性。
Protonation diluent was more effective than others in low equilibrium concentration of maleic acid. 对于4种稀释剂体系,当平衡水相酸浓度较低时,萃取马来酸的次序为质子化稀释剂大于一般极性的稀释剂;
Imidazoline corrosion inhibitor YQ-01 was synthesized with hexadecanoic acid, diethylene triamine, maleic acid anhydride. 以棕榈酸、二乙烯三胺、马来酸酐为原料合成了一种咪唑啉型缓蚀剂YQ-01,与YQ-02复配后得到能有效抑制二氧化碳腐蚀的缓蚀体系YQ-03。
Hemi ester of maleic acid ( HEC) and a sodium salt of hemi ester of maleic acid ( HEC-Na) were synthesized and characterized. 合成了马来酸酐单酯(HEC)及其钠盐(HEC-Na),对其进行了表征。
Acrylate-terminated and maleic acid-terminated liquid rubbers were synthesized and applied to toughen UP. 合成了丙烯酸酯封端和马来酸封端两种活性端基液体橡胶,并且用于不饱和聚酯(UP)的增韧。
The main intermediates during the phenol degradation are hydroquinone, catechol, resorcinol, benzoquinone, maleic acid, fumaric acid and oxalic acid. 苯酚降解的中间产物主要为对苯二酚、邻苯二酚、间苯二酚、对苯醌、顺丁烯二酸、反丁烯二酸和草酸等。
A heat resistant and alcohol soluble bonding agent was developed by using a modified copolyamide and a alcohol soluble amino maleic acid. 本文以改性共聚酰胺和醇溶性氨基马来酰胺酸等原料研制了耐热型醇溶粘合剂。
Separation and Characterization of Residual Monomers in Molten Polyethylene Grafted Maleic Acid Product 聚乙烯熔体接枝马来酸酐产物中残余单体的分离与表征
The sodium salt or ammonium from the maleic acid copolymer is a good way in the resin tanning. 苯乙烯&马来酸共聚物的钠盐或铵盐是一种优良的树脂鞣剂。
In this Paper, according to the principle of esterification and copolymerization, the new retanning fatliquoring agent was, by taking the fat-liquoring component as the emulsifier, synthesized with the copolymerization of castor oil and maleic acid ester and styrene. 本文根据酯化反应和共聚合反应原理,以活性加脂成分为乳化剂,蓖麻油-马来酸酯与苯乙烯共聚,合成了新型皮革复鞣加脂剂。
Catalytic Activities of Heteropoly Complex Isomers in Epoxidation of Maleic Acid 杂多配合物异构体在马来酸环氧化反应中的催化活性
The epoxidation reaction of maleic acid by heteropolyacid catalyst is studied. The influences of various factors on the reaction are discussed and the optimum reaction conditions are determined. 本文以杂多酸为催化剂对顺丁烯二酸的环氧化反应进行了研究,讨论了各因素对反应的影响,并确定了最佳反应条件。
On the epoxidation reaction of maleic acid by heteropolyacid catalyst 以杂多酸为催化剂研究顺丁烯二酸的环氧化反应
Benzoquinone, maleic acid, are also identified as intermediates by HPLC. 用HPLC还检测到苯醌和顺丁烯二酸。
An unsaturated polyester resin was synthesized from dicyclopentadiene, maleic acid and ethylene glycol. This resin can be moulded by casting and also can be hardened in air. 用二环戊二烯,顺丁烯二酸和乙二醇合成不饱和聚酯,这种不饱和聚酯既可浇铸,也可以在空气中固化。
A study was done of changing the type and ratio of monomers, catalytic system and polymerization technique, which can make the product quality and polymerization activity of maleic acid improve. 研究了马来酸(酐)水溶液共聚体系通过改变共聚单体及其比例、催化剂系统、聚合工艺等,马来酸(酐)的聚合活性和产品质量有较大提高。
Study on Homopolymerization of Maleic Acid in Aqueous System 马来酸水溶液法均聚合反应研究
In this thesis, I investigated the influence of the electrostatic and hydrophobic interactions and hydrogen bonding on the structure of apo cytochrome c ( apo cyt c) and cytochrome c ( cyt c) with sulfonated polystyrene and the alternating copolymers of maleic acid and alkene. 在本论文中,用磺化聚苯乙烯、马来酸&烯烃交替共聚物研究了静电、疏水作用和氧键对细胞色素c和脱辅基细胞色素c结构的影响。
FTIR-ATR was used to prove that acrylic acid, acrylamide and maleic acid had been grafted to PET films. 通过红外表征,证明了液相表面光接枝可以使丙烯酸、丙烯酰胺以及顺丁烯二酸接枝到PET薄膜上。